20665464

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{45319}}^1$

素因数の和:45347

約数の個数: 32

約数和(自身を含む): 54384000

約数和(自身を除く): 33718536

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 45319, 90638, 135957, 181276, 271914, 362552, 543828, 861061, 1087656, 1722122, 2583183, 3444244, 5166366, 6888488, 10332732, 20665464]

約数ペア:

[(1, 20665464), (2, 10332732), (3, 6888488), (4, 5166366), (6, 3444244), (8, 2583183), (12, 1722122), (19, 1087656), (24, 861061), (38, 543828), (57, 362552), (76, 271914), (114, 181276), (152, 135957), (228, 90638), (456, 45319)]